Refer to the exhibit. The network shown in the diagram is experiencing connectivity problems. Which of the following will correct the problems? （）
- AConfigure the gateway on Host A as 10.1.1.1.
- BConfigure the gateway on Host B as 10.1.2.254.
- CConfigure the IP address of Host A as 10.1.2.2.
- DConfigure the IP address of Host B as 10.1.2.2.
- EConfigure the masks on both hosts to be 255.255.255.224.
- FConfigure the masks on both hosts to be 255.255.255.240.